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Finding the Fourth Proportional to 73,477.94, 101,422.47 and 43,260.86

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Solution

The fourth proportional to 73,477.94, 101,422.47 and 43,260.86 is: 59,713.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,477.94 : 101,422.47 = 43,260.86 : x
  2. Step 2: Convert to fraction form
    73,477.94/101,422.47 = 43,260.86/x
  3. Step 3: Cross multiply
    73,477.94x = 101,422.47 × 43,260.86
  4. Step 4: Simplify right side
    73,477.94x = 4,387,623,275.52
  5. Step 5: Solve for x
    x = 4,387,623,275.52/73,477.94
  6. Step 6: Final answer
    x = 59,713.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.